Patent Assignment
Reel/Frame 025903/0243
Assignment of Assignor's Interest
Recorded: 2011-03-04
Pages: 3
Assignor
BOULET, JEAN
Executed: 2011-01-31
Assignee
VAM DRILLING FRANCE
7 RUE DES FRERES LUMIERE, COSNE COURS SUR LOIRE, F-58200, FRANCE
Covered Property
(1)
Instrumented Drill String Element
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Dec 3, 2015
From: VAM DRILLING FRANCE
To: VALLOUREC DRILLING PRODUCTS FRANCE
Reel/Frame 037208/0033 →
Corporate Address Change
Jul 5, 2018
From: VALLOUREC DRILLING PRODUCTS FRANCE
To: VALLOUREC DRILLING PRODUCTS FRANCE
Reel/Frame 046492/0807 →
Assignment of Assignor's Interest
Sep 2, 2018
From: VALLOUREC OIL AND GAS FRANCE; VALLOUREC DEUTSCHLAND GMBH; VALLOUREC DRILLING PRODUCTS FRANCE; VALLOUREC DRILLING PRODUCTS USA, INC.
To: TUBOSCOPE VETCO (FRANCE) SAS; GRANT PRIDECO: L.P.
Reel/Frame 046992/0360 →